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• 11:38, 25 April 2022 Physdemo talk contribs created page Phosphor Board (Created page with "{{NewDemo|subject=Light and Optics|topic=Phosphorescence and Fluorescence|file1=phospher board picture 1.jpg|file2=phospher board picture 2.jpg}} Create images using shadows on the phosphor board. Place your object in front of the board and adjust the distance of the UV flashlight until it casts a crisp shadow. It can be fun to silhouette a hand on the board, but please use caution with the UV light and wear gloves if you do this! Avoid shining UV light directly on bare...")